- First get Huawei E173 Firmware Download.
- Now Generate Unlock Code using Huawei code calculator (Read :- How to generate Unlocking Codes For Huawei Modems ) Or Follow Step 3.
- (Optional) Download Universal Master Code.exe. Enter your 15 Digit IMEI number as shown in the below screen and generate your Unlock Code and Flash Code.
- Example: From IMEI number (353474024585481), I have generated unlock code (60684032) and flash code (58346543).
||||Searching for Huawei Device||||
5. Once your data card is detected in your just double click on E173Update_11.126.85.00.114_B427.exefile and it will find the data card and start processing.
6. Universal Master Code Generator Will give you Unlock code and Flash Code
7. After above screen it will ask you for the unlock code, at this time you need to give FLASH CODE as your password or unlock code and then your data card software upgrade will be done successfully.
8. Now Download and install Huawei Mobile Partner Software, it will work on Windows XP, Windows Vista and Windows 7 as well.
9. Now Open the Huawei Mobile Partner from the desktop, and if asked use your unlock code you have generated in the step 2.
9. Create new profile for you network provider (Using APN and User name and password), try to connect to the internet now.